Inventor
HAYASHI YOSHIO
JP76 patents
⚠️ This page may combine multiple inventors who share the name “HAYASHI YOSHIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANKYO SEIKI SEISAKUSHO KK
12 patentsUS5648950AJul 15, 1997
Hologram integrated with a beam splitter to separate a plurality of polarized reflected light beams
SANKYO SEIKI SEISAKUSHO KK27 citations93
US5828643AOct 27, 1998
Optical pickup head apparatus
SANKYO SEIKI SEISAKUSHO KK22 citations92
US5739952AApr 14, 1998
Polarizing beam splitter and optical head assembly
SANKYO SEIKI SEISAKUSHO KK36 citations92
US4595989AJun 17, 1986
Point measuring process for preset robot
SANKYO SEIKI SEISAKUSHO KK43 citations92
US6438075B1Aug 20, 2002
Light-pick-up device and light source unit incorporated in the same
SANKYO SEIKI SEISAKUSHO KK17 citations82
US6552317B1Apr 22, 2003
Optical pickup device
SANKYO SEIKI SEISAKUSHO KK8 citations74
US5687152ANov 11, 1997
Optical pickup system
SANKYO SEIKI SEISAKUSHO KK12 citations74
US6016300AJan 18, 2000
Optical pickup head apparatus
SANKYO SEIKI SEISAKUSHO KK12 citations73
US5761174AJun 2, 1998
Optical pickup device with split hologram element that diffracts light in direction parallel to track
SANKYO SEIKI SEISAKUSHO KK16 citations73
US6445671B1Sep 3, 2002
Optical pickup device having a shielding protection
SANKYO SEIKI SEISAKUSHO KK12 citations72
US5793733AAug 11, 1998
Polarizing beam splitter and method for manufacturing same
SANKYO SEIKI SEISAKUSHO KK9 citations71
US6151288ANov 21, 2000
Optical head assembly
SANKYO SEIKI SEISAKUSHO KK4 citations63
ASAHI CHEMICAL IND
8 patentsUS3960572AJun 1, 1976
Photosensitive compositions comprising a polyester-polyether block polymer
ASAHI CHEMICAL IND89 citations95
US5578415ANov 26, 1996
Optical recording materials, method for preparing the same and optical cards having the same
ASAHI CHEMICAL IND21 citations92
US4212937AJul 15, 1980
Heat developable photosensitive materials
ASAHI CHEMICAL IND36 citations92
US4006024AFeb 1, 1977
Photosensitive compositions comprising a polyester-polyether block polymer
ASAHI CHEMICAL IND36 citations91
US4273723AJun 16, 1981
Process for preparing silver salt of organic carboxylic acid
ASAHI CHEMICAL IND25 citations81
US4173482ANov 6, 1979
Dry image forming material containing an organic silver salt oxidizing agent, a reducing agent and a halogen molecule
ASAHI CHEMICAL IND17 citations73
US4234679ANov 18, 1980
Dry image forming materials
ASAHI CHEMICAL IND5 citations62
US4188226AFeb 12, 1980
Dry image forming material containing diarylhalomethane
ASAHI CHEMICAL IND3 citations62
MITSUBISHI CHEM IND
8 patentsUS5206255AApr 27, 1993
Heterocyclic compound
MITSUBISHI CHEM IND27 citations88
US5304556AApr 19, 1994
Benza-triazinone derivatives
MITSUBISHI CHEM IND18 citations81
US5401756AMar 28, 1995
Benzamide platelet activating factor antagonists
MITSUBISHI CHEM IND7 citations72
US4925861AMay 15, 1990
Carboxystyrene derivatives and drugs containing them as effective ingredients
MITSUBISHI CHEM IND9 citations69
US5116858AMay 26, 1992
4-imidazoline derivatives
MITSUBISHI CHEM IND6 citations61
US5089515AFeb 18, 1992
Lipid-peroxide formation inhibiting composition and novel compounds useful therefor
MITSUBISHI CHEM IND4 citations61
US4990619AFeb 5, 1991
Pyrazoline derivatives
MITSUBISHI CHEM IND1 citations61
US4906644AMar 6, 1990
Lipid-peroxide formation inhibiting composition and novel compounds useful therefor
MITSUBISHI CHEM IND2 citations61
NEREUS PHARMACEUTICALS INC
7 patentsUS7919497B2Apr 5, 2011
Analogs of dehydrophenylahistins and their therapeutic use
NEREUS PHARMACEUTICALS INC78 citations97
US7026322B2Apr 11, 2006
Phenylahistin and the phenylahistin analogs, a new class of anti-tumor compounds
NEREUS PHARMACEUTICALS INC76 citations96
US7064201B2Jun 20, 2006
Dehydrophenylahistins and analogs thereof and the synthesis of dehydrophenylahistins and analogs thereof
NEREUS PHARMACEUTICALS INC50 citations95
US7956058B2Jun 7, 2011
Dehydrophenylahistins and analogs thereof and the synthesis of dehydrophenylahistins and analogs thereof
NEREUS PHARMACEUTICALS INC29 citations91
US7674903B2Mar 9, 2010
Dehydrophenylahistins and analogs thereof and the synthesis of dehydrophenylahistins and analogs thereof
NEREUS PHARMACEUTICALS INC35 citations91
US7935704B2May 3, 2011
Dehydrophenylahistins and analogs thereof and the synthesis of dehydrophenylahistins and analogs thereof
NEREUS PHARMACEUTICALS INC20 citations83
US7732605B2Jun 8, 2010
Synthesis of diketopiperazines
NEREUS PHARMACEUTICALS INC2 citations63
PALLADINO MICHAEL
2 patentsNIPPON STEEL CORP
2 patentsSONY CORP
2 patentsNAT AEROSPACE LAB
1 patentNAT AEROSPACE LAB OF SCIENCE A
1 patentKAWAI LIME IND CO LTD
1 patentTOYO KAHAN CO LTD
1 patentPALLADINO MICHAEL A
1 patentWHEELING NISSHIN INC
1 patentCHUGOKU ELECTRIC POWER
1 patentISHIZUKA GLASS
1 patentTAKEDA CHEMICAL INDUSTRIES LTD
1 patentShowing the top 50 of 76 patents by PatentIndex Score.